Peng Xu

Publication List Details

Period

1991 - 2009

Number

103

Co-Authors

Short-Term Depression in VLSI Stochastic Synapse (2009)

Peng Xu, Timothy K. Horiuchi, Pamela Abshire

We report a compact realization of short-term depression (STD) in a VLSI stochastic synapse. The behavior of the circuit is based on a subtractive single release model of STD. Experimental results...

Emergence of scalar matter from spinfoam model (2009)

Xu, Peng, Ma, Yongge

A spinfoam model of 3D gravity non-minimally coupled with a scalar field is studied. By discretization of the scalar field, the model is worked out precisely in a purely combinational way. It is...

RIETI Discussion Paper Series 04-E-010 Bankruptcy Resolution in Japan: Civil Rehabilitation vs. Corporate Reorganization (2009)

Peng Xu

I present evidence on recent bankruptcy resolution and bankruptcy reform in Japan. Prior to bankruptcy, bank lenders are less likely to intervene than they did before. Most bankrupt firms experience...

Developing a Next-Generation Community College Curriculum for Energy- Efficient High-Performance Building Operations 1 Peter Crabtree, Peralta Community College District (2009)

Nick Kyriakopedi, Laney College, Evan Mills, Philip Haves, J. Otto, Mary Ann Piette, ...

The challenges of increased technological demands in today’s workplace require virtually all workers to develop higher-order cognitive skills including problem solving and systems thinking in order...

RecX is Involved In the Switch between DNA Damage Response and Normal Metabolism in D. radiodurans (2009)

Sheng, Duohong, Jao, Jiandong, Li, Mingfeng, Xu, Peng, Zhang, Junbing

Apart from inhibiting RecA activity through protein–protein interactions, Deinococcus radiodurans RecX inhibits the expression of RecA and two other anti-oxidant proteins. To identify the...

The Development of a Portable Hard Disk Encryption/Decryption System with a MEMS Coded Lock (2009)

Weiping Zhang, Wenyuan Chen, Jian Tang, Peng Xu, Yibin Li, Shengyong Li

In this paper, a novel portable hard-disk encryption/decryption system with a MEMS coded lock is presented, which can authenticate the user and provide the key for the AES encryption/decryption...

LODESTAR: A MANDARIN SPOKEN DIALOGUE SYSTEM FOR TRAVEL INFORMATION RETRIEVAL (2008)

Chao Huang, Peng Xu, Xin Zhang, Shubin Zhao, Taiyi Huang, Bo Xu

In this paper, we present LOADSTAR, a Mandarin Spoken Dialogue system developed for travel information retrieval, which could provide clients tourism information and plan proper itinerary according...

Evaluation of Input Current in the Critical Mode Boost PFC Converter for Distributed (2008)

Power Systems, Jindong Zhang, Jianwen Shao, Peng Xu

This paper presents the analysis and evaluation of the input current in the critical mode single-phase boost power-factor-correction (PFC) converter. First, the switching-frequency ripple of the...

Developing a Next-Generation Community College Curriculum for Energy-Efficient High-Performance Building Operations 1 Peter Crabtree, Peralta Community College District (2008)

Nick Kyriakopedi, Laney College, Evan Mills, Philip Haves, J. Otto, Mary Ann Piette, ...

The challenges of increased technological demands in today’s workplace require virtually all workers to develop higher-order cognitive skills including problem solving and systems thinking in order...

Quality assessment parameters for EST-derived SNPs from catfish (2008)

Wang, Shaolin, Sha, Zhenxia, Sonstegard, Tad S, Liu, Hong, Xu, Peng, Somridhivej, Benjaporn, ...

Abstract Background SNPs are abundant, codominantly inherited, and sequence-tagged markers. They are highly adaptable to large-scale automated genotyping, and therefore, are most suitable for...

Bio-inspired VLSI Systems: from Synapse to Behavior (2008)

Xu, Peng

We investigate VLSI systems using biological computational principles. The elegance of biological systems throughout the structure levels provides possible solutions to many engineering challenges....

Using Random Forests in the Structured Language Model (2008)

Peng Xu, Frederick Jelinek

In this paper, we explore the use of Random Forests (RFs) in the structured language model (SLM), which uses rich syntactic information in predicting the next word based on words already seen. The...

2005 Special issue Quantifying information and performance for flash detection in the blowfly photoreceptor * (2008)

Peng Xu, Pamela Abshire

Performance on specific tasks in an organism’s everyday activities is essential to survival. In this paper, we extend information-theoretic investigation of neural systems to task specific...

ABSTRACT XU, PENG. QoS Provisioning and Pricing in Multiservice Networks: Optimal and Adaptive Control over Measurement-based Scheduling. (Under the di- (2008)

Peng Xu

In order to ensure efficient performance under inherently and highly variable traf-fic in multiservice networks, we propose a generalized adaptive and optimal control framework to handle the resource...

Discriminatively Structured Graphical Models for Speech Recognition The Graphical Models Team (2008)

Jhu Summer Workshop, Jeff A. Bilmes, Geoff Zweig Ibm, Karen Livescu Mit, Peng Xu, Kirk Jackson Dod, ...

In recent years there has been growing interest in discriminative parameter training techniques, resulting from notable improvements in speech recognition performance on tasks ranging in size from...

An all-metallic logic gate based on current-driven domain wall motion (2008)

Xu, Peng, Xia, Ke, Gu, Changzhi, Tang, Ling, Yang, Haifang, Li, Junjie

The walls of magnetic domains can become trapped in a ferromagnetic metallic point contact when the thickness of the film and the width of the contact are less than their critical values'. The...

Mutations in the Z-band protein myopalladin gene and idiopathic dilated cardiomyopathy (2008)

Duboscq-Bidot, Laëtitia, Xu, Peng, Charron, Philippe, Neyroud, Nathalie, Dilanian, Gilles, Millaire, Alain, ...

Aims Idiopathic dilated cardiomyopathy (DCM) is a cardiac disorder characterized by left ventricular dilatation and impaired systolic contraction. It is a major cause of heart failure and heart...

A Universal Robust Low Frequency Watermarking Scheme (2007)

Jie Liang, Peng Xu, Trac D. Tran

| A novel robust low frequency digital watermarking scheme is proposed, in which the watermark is embedded in the DFT magnitude of the low frequency subband of an image. This lowpass subband can be...

a a (2007)

Lexing Xie, Peng Xu, Shih-fu Chang, Ajay Divakaran, Huifang Sun

In this paper, we present statistical techniques for parsing the structure of produced soccer programs. The problem is important for applications such as personalized video streaming and browsing...

Fault-Management in MAS (2007)

Peng Xu

Despite the considerable efforts researching and developing Multi-Agent Systems (MAS) there is a noticeable absence of deployed systems. In the past the MAS research community ignored this problem-...

Fault-Management in MAS (2007)

Peng Xu, Ralph Deters

Despite the considerable efforts researching and developing Multi-Agent Systems (MAS) there is a noticeable absence of deployed systems. In the past the MAS research community ignored this problem-...

Fault-Management in Multi-Agent Systems (2007)

Peng Xu, Ralph Deters

Complex multi-agent systems (MAS) that consist of large numbers of loosely coupled, heterogeneous agents tend to be difficult to manage. The management of MAS, which is similar to that of other...

CLSP (2007)

Ciprian Chelba, Peng Xu, È Û �ï

¯ two simple methods of enriching the dependencies in the syntactic parse trees used for intializing the struc-tured language model (SLM) ¯ achieve improvement in perplexity (PPL) and...

Fault-Management in MAS (2007)

Peng Xu

Despite the considerable efforts researching and developing Multi-Agent Systems (MAS) there is a noticeable absence of deployed systems. In the past the MAS research community ignored this problem-...

Five-dimensional PPN formalism and experimental test of Kaluza-Klein theory (2007)

Xu, Peng, Ma, Yongge

The parametrized post Newtonian formalism for 5-dimensional metric theories with a compact extra dimension is developed. The relation of the 5-dimensional and 4-dimensional formulations is then...

Towards the ictalurid catfish transcriptome: generation and analysis of 31,215 catfish ESTs (2007)

Li, Ping, Peatman, Eric, Wang, Shaolin, Feng, Jinian, He, Chongbo, Baoprasertkul, Puttharat, ...

Abstract Background EST sequencing is one of the most efficient means for gene discovery and molecular marker development, and can be additionally utilized in both comparative genome analysis and...

Generation and analysis of expressed sequence tags from the ciliate protozoan parasite Ichthyophthirius multifiliis (2007)

Abernathy, Jason W, Xu, Peng, Li, Ping, Xu, De-Hai, Kucuktas, Huseyin, Klesius, Phillip, ...

Abstract Background The ciliate protozoan Ichthyophthirius multifiliis (Ich) is an important parasite of freshwater fish that causes 'white spot disease' leading to significant losses. A genomic...

Large language models in machine translation (2007)

Thorsten Brants, Ashok C. Popat, Peng Xu, Franz J. Och, Jeffrey Dean, Google Inc

This paper reports on the benefits of largescale statistical language modeling in machine translation. A distributed infrastructure is proposed which we use to train on up to 2 trillion tokens,...

Mutations in the Z band protein Myopalladin gene and Idiopathic Dilated Cardiomyopathy (2007)

Duboscq-Bidot, Lëtitia, Xu, Peng, Charron, Philippe, Neyroud, Nathalie, Dilanian, Gilles, Millaire, Alain, ...

Aims Idiopathic dilated cardiomyopathy (DCM) is a cardiac disorder characterized by left ventricular dilatation and impaired systolic contraction. It is a major cause of heart failure and heart...

Mutations in the Z-band protein myopalladin gene and idiopathic dilated cardiomyopathy (2007)

Duboscq-Bidot, Laëtitia, Xu, Peng, Charron, Philippe, Neyroud, Nathalie, Dilanian, Gilles, Millaire, Alain, ...

Aims Idiopathic dilated cardiomyopathy (DCM) is a cardiac disorder characterized by left ventricular dilatation and impaired systolic contraction. It is a major cause of heart failure and heart...

Lymphotoxin-α Gene and Risk of Myocardial Infarction in 6,928 Cases and 2,712 Controls in the ISIS Case-Control Study (2006)

Robert Clarke, Peng Xu, Derrick Bennett, Sarah Lewington, Krina Zondervan, Sarah Parish, ...

Lymphotoxin-α (LTA) is a pro-inflammatory cytokine that plays an important role in the immune system and local inflammatory response. LTA is expressed in atherosclerotic plaques and has been...

Profit-oriented resource allocation using online scheduling in flexible heterogeneous networks (2006)

Xu, Peng, Michailidis, George, Devetsikiotis, Michael

In this paper, we discuss a generalized measurement-based adaptive scheduling framework for dynamic resource allocation in flexible heterogeneous networks, in order to ensure efficient service level...

Program Description and Results (2006)

M. A. Piette, D. Watson, N. Motegi, S. Kiliccote, P. Xu, Mary Ann Piette, ...

This document was prepared as an account of work sponsored by the United States Government. While this document is believed to contain correct information, neither the United States Government nor...

Assessment of phenomenological models for viscosity of liquids based on nonequilibrium atomistic simulations of copper (2005)

Xu, Peng, Çağin, Tahir

The shear viscosity of liquid copper is studied using nonequilibrium molecular-dynamics simulations under planar shear flow conditions. We examined variation of viscosity as function of shear rate at...

QoS Provisioning and Pricing in Multiservice Networks: Optimal and Adaptive Control over Measurement-based Scheduling (2005)

Xu, Peng

In order to ensure efficient performance under inherently and highly variable traffic in multiservice networks, we propose a generalized adaptive and optimal control framework to handle the resource...

Minimum sample risk methods for language modeling (2005)

Jianfeng Gao, Hao Yu, Wei Yuan, Peng Xu

This paper proposes a new discriminative training method, called minimum sample risk (MSR), of estimating parameters of language models for text input. While most existing discriminative training...

A simulation-based testing and training environment for building controls, in proc. SimBuild 2004, Building Sustainability and Performance Through Simulation (2004)

Peng Xu, Philip Haves, Joe Deringer, Peng Xu, Philip Haves, Joe Deringer

A hybrid simulation environment for controls testing and training is described. A real-time simulation of a building and HVAC system is coupled to a real building control system using a hardware...

MAS & Fault-Management (2004)

Peng Xu, Ralph Deters

Despite the considerable efforts spent on researching and developing Multi-Agent Systems (MAS) there is a noticeable absence of deployed systems. In the past the MAS research community ignored this...

Mitsubishi Electric Research Laboratories (2004)

Http Www Merl, Lexing Xie, Peng Xu, Shih-fu Chang, Ajay Divakaran, Huifang Sun

In this paper, we present statistical techniques for parsing the structure of produced soccer programs. The problem is important for applications such as personalized video streaming and browsing...

Structure Analysis of Soccer Video with Domain Knowledge and Hidden Markov Models (2004)

Lexing Xie, Peng Xu, Shih-Fu Chang, Ajay Divakaran, Huifang Sun

In this paper, we present statistical techniques for parsing the structure of produced soccer programs. The problem is important for applications such as personalized video streaming and browsing...

Cytoplasm and cytoplasm-nucleus interactions affect agronomic traits in japonica rice (2004)

Tao, Dayun, Hu, Fengyi, Yang, Jiangyi, Yang, Guifeng, Yang, Youqiong, Xu, Peng, ...

Some sources of cytoplasm have been favored in rice breeding for unknown reasons. To study cytoplasmic effects on agronomic traits, five core japonica parents in Oryza sativa, Xinan 175, Reimei,...

SNP haplotype tagging from DNA pools of two individuals (2003)

Hoh Josephine, Matsuda Fumihiko, Peng Xu, Markovic Daniela, Lathrop Mark, Ott Jurg

Abstract Background DNA pooling is a technique to reduce genotyping effort while incurring only minor losses in accuracy of allele frequency estimates for single nucleotide polymorphism (SNP)...

HYBRID X-BAND POWER AMPLIFIER DEVELOPMENT FOR 3D-IC PHASED ARRAY MODULE (2003)

XU, PENG

In this thesis, design, processing and characterization of a hybrid X-band power amplifier is presented for a vertically interconnected multilayer monolithic microwave (M3) module for phased array...

A computational model for the assessment and prediction of salinisation in irrigated areas (2003)

Xu, Peng

This thesis presents the results of a computational study on salt transport and accumulation in crop root zone. The main objective of this study is to examine the impacts of past land use on the...

A computational model for the assessment and prediction of salinisation in irrigated areas (2003)

Xu, Peng

This thesis presents the results of a computational study on salt transport and accumulation in crop root zone. The main objective of this study is to examine the impacts of past land use on...

A computational model for the assessment and prediction of salinisation in irrigated areas (2003)

Xu, Peng

This thesis presents the results of a computational study on salt transport and accumulation in crop root zone. The main objective of this study is to examine the impacts of past land use on...

A computational model for the assessment and prediction of salinisation in irrigated areas (2003)

Xu, Peng

This thesis presents the results of a computational study on salt transport and accumulation in crop root zone. The main objective of this study is to examine the impacts of past land use on...

A computational model for the assessment and prediction of salinisation in irrigated areas (2003)

Xu, Peng

This thesis presents the results of a computational study on salt transport and accumulation in crop root zone. The main objective of this study is to examine the impacts of past land use on...

A computational model for the assessment and prediction of salinisation in irrigated areas (2003)

Xu, Peng

This thesis presents the results of a computational study on salt transport and accumulation in crop root zone. The main objective of this study is to examine the impacts of past land use on...

A computational model for the assessment and prediction of salinisation in irrigated areas (2003)

Xu, Peng

This thesis presents the results of a computational study on salt transport and accumulation in crop root zone. The main objective of this study is to examine the impacts of past land use on the...

Training Connectionist Models for the Structured Language Model (2003)

Peng Xu Ahmad, Peng Xu, Ahmad Emami, Frederick Jelinek

We investigate the performance of the Structured Language Model (SLM) in terms of perplexity (PPL) when its components are modeled by connectionist models.

Multiphase Voltage Regulator Modules with Magnetic Integration to Power Microprocessors (2002)

Xu, Peng

Advances in very large scale integration (VLSI) technologies impose challenges for voltage regulator modules (VRM) to deliver high-quality power to modern microprocessors. As an enabling technology,...

Multiphase Voltage Regulator Modules with Magnetic Integration to Power Microprocessors (2002)

Xu, Peng

Advances in very large scale integration (VLSI) technologies impose challenges for voltage regulator modules (VRM) to deliver high-quality power to modern microprocessors. As an enabling technology,...

A study on richer syntactic dependencies for structured language modeling (2002)

Peng Xu

We study the impact of richer syntactic dependencies on the performance of the structured language model (SLM) along three dimensions: parsing accuracy (LP/LR), perplexity (PPL) and worderror-rate...

Structure analysis of soccer video with Hidden Markov Models (2002)

Lexing Xie, Peng Xu, Ajay Divakaran, Huifang Sun B

In this paper, we present statistical techniques for parsing the structure of produced soccer programs. The problem is important for applications such as personalized video streaming and browsing...

Richer Syntactic Dependencies for Structured Language Modeling (2001)

Chelba, Ciprian, Xu, Peng

The paper investigates the use of richer syntactic dependencies in the structured language model (SLM). We present two simple methods of enriching the dependencies in the syntactic parse trees used...

Algorithms and system for segmentation and structure analysis in soccer video (2001)

Peng Xu, Lexing Xie, Shih-fu Chang

In this paper, we present a novel system and effective algorithms for soccer video segmentation. The output, about whether the ball is in play, reveals high-level structure of the content. The first...

Algorithms and system for segmentation and structure analysis in soccer video (2001)

Peng Xu, Lexing Xie, Shih-fu Chang

In this paper, we present a novel system and effective algorithms for soccer video segmentation. The output, about whether the ball is in play, reveals high-level structure of the content. The first...

A (2001)

Nestor Matthews, Xin Meng, Peng Xu, Ning Qian

physiological theory of depth perception from vertical disparity

Image expansion using interpolation, heuristics and smoothing / (1991)

Xu, Peng.

Submitted to the Faculty of Graduate Studies and Research in partial fulfilment of the requirements for the degree of Master of Science, Department of Computing Science.

HYBRID X-BAND POWER AMPLIFIER DEVELOPMENT FOR 3D-IC PHASED ARRAY MODULE

XU, PENG

In this thesis, design, processing and characterization of a hybrid X-band power amplifier is presented for a vertically interconnected multilayer monolithic microwave (M3) module for phased array...

Efficiency of single-nucleotide polymorphism haplotype estimation from pooled DNA

Yang, Yaning, Zhang, Jingshan, Hoh, Josephine, Matsuda, Fumihiko, Xu, Peng, Lathrop, Mark, ...

The efficiency of single-nucleotide polymorphism haplotype analysis may be increased by DNA pooling, which can dramatically reduce the number of genotyping assays. We develop a method for obtaining...

Lymphotoxin-α Gene and Risk of Myocardial Infarction in 6,928 Cases and 2,712 Controls in the ISIS Case-Control Study

Clarke, Robert, Xu, Peng, Bennett, Derrick, Lewington, Sarah, Zondervan, Krina, Parish, Sarah, ...

Lymphotoxin-α (LTA) is a pro-inflammatory cytokine that plays an important role in the immune system and local inflammatory response. LTA is expressed in atherosclerotic plaques and has been...

Efficiency of single-nucleotide polymorphism haplotype estimation from pooled DNA

Yang, Yaning, Zhang, Jingshan, Hoh, Josephine, Matsuda, Fumihiko, Xu, Peng, Lathrop, Mark, ...

The efficiency of single-nucleotide polymorphism haplotype analysis may be increased by DNA pooling, which can dramatically reduce the number of genotyping assays. We develop a method for obtaining...

Lymphotoxin-α Gene and Risk of Myocardial Infarction in 6,928 Cases and 2,712 Controls in the ISIS Case-Control Study

Clarke, Robert, Xu, Peng, Bennett, Derrick, Lewington, Sarah, Zondervan, Krina, Parish, Sarah, ...

Lymphotoxin-α (LTA) is a pro-inflammatory cytokine that plays an important role in the immune system and local inflammatory response. LTA is expressed in atherosclerotic plaques and has been...

Debt Structure and Bankruptcy of Financially Distressed Small Businesses

TSURUTA Daisuke, Peng XU

Using a large sample of financially distressed small firms in Japan, we find that a distressed firm goes bankrupt faster if it uses proportionately more trade credits. Financially distressed firms...

Bankruptcy Resolution in Japan: Civil Rehabilitation vs. Corporate Reorganization

Peng Xu

I present evidence on recent bankruptcy resolution and bankruptcy reform in Japan. Prior to bankruptcy, bank lenders are less likely to intervene than they did before. Most bankrupt firms experience...

Effect of Multi-fiber Arrangement Trade Restrictions on Textile Industry Profit Margins.

Xu, Peng

This article tests the anti-competitive effect of trade restrictions under the Multi-Fiber Arrangement in the U.S textile industry. The modeling approach differs from that of traditional empirical...

Antimicrobial Peptide Evolution in the Asiatic Honey Bee Apis cerana

Xu, Peng, Shi, Min, Chen, Xue-xin

The Asiatic honeybee, Apis cerana Fabricius, is an important honeybee species in Asian countries. It is still found in the wild, but is also one of the few bee species that can be domesticated. It...

Effects of intermittent negative pressure on osteogenesis in human bone marrow-derived stroma cells*

Yang, Zhi, Liu, Miao, Zhang, Yin-gang, Guo, Xiong, Xu, Peng

Objective: We investigated the effects of intermittent negative pressure on osteogenesis in human bone marrow-derived stroma cells (BMSCs) in vitro. Methods: BMSCs were isolated from adult marrow...

EFFECT OF MULTI-FIBER ARRANGEMENT TRADE RESTRICTIONS ON TEXTILE INDUSTRY PROFIT MARGINS

PENG XU

This article tests the anti-competitive effect of trade restrictions under the Multi-Fiber Arrangement in the U.S. textile industry. The modeling approach differs from that of traditional empirical...

Molecular and Genetic Evidence for the Key Role of AtCaM3 in Heat-Shock Signal Transduction in Arabidopsis1[W][OA]

Zhang, Wei, Zhou, Ren-Gang, Gao, Ying-Jie, Zheng, Shu-Zhi, Xu, Peng, Zhang, Su-Qiao, ...

Heat shock (HS) is a common form of stress suffered by plants. It has been proposed that calmodulin (CaM) is involved in HS signal transduction, but direct evidence has been lacking. To investigate...

Construction of Genetic Linkage Maps and Comparative Genome Analysis of Catfish Using Gene-Associated Markers

Kucuktas, Huseyin, Wang, Shaolin, Li, Ping, He, Chongbo, Xu, Peng, Sha, Zhenxia, ...

A genetic linkage map of the channel catfish genome (N = 29) was constructed using EST-based microsatellite and single nucleotide polymorphism (SNP) markers in an interspecific reference family. A...

Nontradable Market Index and Its Derivatives

Xu, Peng

The S&P 500 Index is a leading indicator of U.S. equities and is meant to reflect the risk and return on the U.S. stock market. Many derivatives based on the S&P 500 are available to investors. The...

Relationships between endothelial nitric oxide synthase gene polymorphisms and osteoporosis in postmenopausal women*

Liu, Shun-zhi, Yan, Hong, Hou, Wei-kun, Xu, Peng, Tian, Juan, Tian, Li-fang, ...

Objective: To investigate the relationships between endothelial nitric oxide synthases (eNOS) G894T and 27 bp-variable number tandem repeat (VNTR) gene polymorphisms and osteoporosis in the...

Cross-Priming Amplification for Rapid Detection of Mycobacterium tuberculosis in Sputum Specimens▿

Fang, Rendong, Li, Xia, Hu, Lin, You, Qimin, Li, Jing, Wu, Jie, ...

Cross-priming amplification (CPA) technology for tuberculosis diagnosis from sputum specimens was evaluated. The sensitivity of CPA from smear- and liquid culture-positive specimens was 96.9%, and...

Regression analysis for peak designation in pulsatile pressure signals

Scalzo, Fabien, Xu, Peng, Asgari, Shadnaz, Bergsneider, Marvin, Hu, Xiao

Following recent studies, the automatic analysis of intracranial pressure (ICP) pulses appears to be a promising tool for forecasting critical intracranial and cerebrovascular pathophysiological...